57020580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 181621440

約数和(自身を除く): 124600860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 53, 60, 86, 90, 106, 129, 139, 159, 172, 180, 212, 215, 258, 265, 278, 318, 387, 417, 430, 477, 516, 530, 556, 636, 645, 695, 774, 795, 834, 860, 954, 1060, 1251, 1290, 1390, 1548, 1590, 1668, 1908, 1935, 2085, 2279, 2385, 2502, 2580, 2780, 3180, 3870, 4170, 4558, 4770, 5004, 5977, 6255, 6837, 7367, 7740, 8340, 9116, 9540, 11395, 11954, 12510, 13674, 14734, 17931, 20511, 22101, 22790, 23908, 25020, 27348, 29468, 29885, 34185, 35862, 36835, 41022, 44202, 45580, 53793, 59770, 66303, 68370, 71724, 73670, 82044, 88404, 89655, 102555, 107586, 110505, 119540, 132606, 136740, 147340, 179310, 205110, 215172, 221010, 265212, 268965, 316781, 331515, 358620, 410220, 442020, 537930, 633562, 663030, 950343, 1075860, 1267124, 1326060, 1583905, 1900686, 2851029, 3167810, 3801372, 4751715, 5702058, 6335620, 9503430, 11404116, 14255145, 19006860, 28510290, 57020580]

約数ペア:

[(1, 57020580), (2, 28510290), (3, 19006860), (4, 14255145), (5, 11404116), (6, 9503430), (9, 6335620), (10, 5702058), (12, 4751715), (15, 3801372), (18, 3167810), (20, 2851029), (30, 1900686), (36, 1583905), (43, 1326060), (45, 1267124), (53, 1075860), (60, 950343), (86, 663030), (90, 633562), (106, 537930), (129, 442020), (139, 410220), (159, 358620), (172, 331515), (180, 316781), (212, 268965), (215, 265212), (258, 221010), (265, 215172), (278, 205110), (318, 179310), (387, 147340), (417, 136740), (430, 132606), (477, 119540), (516, 110505), (530, 107586), (556, 102555), (636, 89655), (645, 88404), (695, 82044), (774, 73670), (795, 71724), (834, 68370), (860, 66303), (954, 59770), (1060, 53793), (1251, 45580), (1290, 44202), (1390, 41022), (1548, 36835), (1590, 35862), (1668, 34185), (1908, 29885), (1935, 29468), (2085, 27348), (2279, 25020), (2385, 23908), (2502, 22790), (2580, 22101), (2780, 20511), (3180, 17931), (3870, 14734), (4170, 13674), (4558, 12510), (4770, 11954), (5004, 11395), (5977, 9540), (6255, 9116), (6837, 8340), (7367, 7740)]